Home / 66,014,420.70-99,057,060.45-27,679,809.90

Finding the Fourth Proportional to 66,014,420.70, 99,057,060.45 and 27,679,809.90

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Solution

The fourth proportional to 66,014,420.70, 99,057,060.45 and 27,679,809.90 is: 41,534,570.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,014,420.70 : 99,057,060.45 = 27,679,809.90 : x
  2. Step 2: Convert to fraction form
    66,014,420.70/99,057,060.45 = 27,679,809.90/x
  3. Step 3: Cross multiply
    66,014,420.70x = 99,057,060.45 × 27,679,809.90
  4. Step 4: Simplify right side
    66,014,420.70x = 2,741,880,602,508,808.50
  5. Step 5: Solve for x
    x = 2,741,880,602,508,808.50/66,014,420.70
  6. Step 6: Final answer
    x = 41,534,570.38

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.